Hudson, IL Radon Levels

Q: What EPA Radon Zone is Hudson in?

Hudson is in McLean County, EPA Zone 1.

Q: Why are radon readings shown from areas near Hudson?

No homeowner radon tests have been submitted for Hudson yet, so readings from the closest cities and the McLean County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Hudson?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Check local Hudson radon levels and find certified testing and mitigation professionals to keep your home safe

Hudson, IL Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County McLean County, IL

Zip Code 61748

Positioned in McLean County within Illinois's central prairie region, Hudson rests on deep glacial moraine deposits over limestone bedrock that create favorable conditions for radon gas production. Testing data for zip code 61748 remains unavailable, emphasizing the need for individual home assessments in this Bloomington-Normal metropolitan area community. The area's typical Illinois housing pattern of full basements in both older and newer construction requires careful attention to potential radon entry points.

8.50

pCi/L area average

Above EPA Action Level

McLean County average: 8.50 pCi/L, based on 8 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Hudson itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Hudson, IL Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon Readings Near Hudson, IL

No homeowner tests have been submitted for Hudson yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Normal	7.5 mi	7.25 pCi/L	4
Bloomington	11.0 mi	11.33 pCi/L	3
Mackinaw	20.2 mi	20.00 pCi/L	1
Le Roy	22.1 mi	5.00 pCi/L	1
Pontiac	25.2 mi	10.50 pCi/L	2
Fairbury	25.6 mi	4.00 pCi/L	1
Metamora	26.4 mi	7.50 pCi/L	2
Ancona	29.7 mi	20.00 pCi/L	1

McLean County Radon Profile

McLean County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 3 cities in McLean County average 8.50 pCi/L across 8 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in McLean County to test, as levels can differ between neighboring homes.

Radon FAQ for Hudson, IL

What EPA Radon Zone is Hudson in?

Hudson and the 61748 zip code are in McLean County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

Why are radon readings shown from areas near Hudson?

No homeowner radon tests have been submitted for Hudson yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the McLean County average—are the best available indicator of local conditions until Hudson homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Hudson?

Radon mitigation in Hudson typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Hudson?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.